989837860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{3301}}^1$

素因数の和:3397

約数の個数: 96

約数和(自身を含む): 2396459520

約数和(自身を除く): 1406621660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 47, 55, 58, 94, 110, 116, 145, 188, 220, 235, 290, 319, 470, 517, 580, 638, 940, 1034, 1276, 1363, 1595, 2068, 2585, 2726, 3190, 3301, 5170, 5452, 6380, 6602, 6815, 10340, 13204, 13630, 14993, 16505, 27260, 29986, 33010, 36311, 59972, 66020, 72622, 74965, 95729, 145244, 149930, 155147, 181555, 191458, 299860, 310294, 363110, 382916, 478645, 620588, 726220, 775735, 957290, 1053019, 1551470, 1706617, 1914580, 2106038, 3102940, 3413234, 4212076, 4499263, 5265095, 6826468, 8533085, 8998526, 10530190, 17066170, 17997052, 21060380, 22496315, 34132340, 44992630, 49491893, 89985260, 98983786, 197967572, 247459465, 494918930, 989837860]

約数ペア:

[(1, 989837860), (2, 494918930), (4, 247459465), (5, 197967572), (10, 98983786), (11, 89985260), (20, 49491893), (22, 44992630), (29, 34132340), (44, 22496315), (47, 21060380), (55, 17997052), (58, 17066170), (94, 10530190), (110, 8998526), (116, 8533085), (145, 6826468), (188, 5265095), (220, 4499263), (235, 4212076), (290, 3413234), (319, 3102940), (470, 2106038), (517, 1914580), (580, 1706617), (638, 1551470), (940, 1053019), (1034, 957290), (1276, 775735), (1363, 726220), (1595, 620588), (2068, 478645), (2585, 382916), (2726, 363110), (3190, 310294), (3301, 299860), (5170, 191458), (5452, 181555), (6380, 155147), (6602, 149930), (6815, 145244), (10340, 95729), (13204, 74965), (13630, 72622), (14993, 66020), (16505, 59972), (27260, 36311), (29986, 33010)]